• Double reduction planetary gear system gives low speed and high torque for heavier drilling jobs
• Ball and needle bearing construction
• Auxiliary side handle included
• This 500 RPM 1/2" air drill is designed for heavier steel plate drilling, cylinder honing and all jobs requiring high torque
• Standard Accessory: 1/2" keyed chuck (905756)
• Optional Accessory: 1/2" keyless chuck (905754)